
Model: K1 · 20 W
Wireless Clip-on Voice Amplifier 20W
No headset needed: an 8 g 2.4G clip-on mic, 20 W output with a 77 mm driver, DSP anti-howling and ≈20 h battery life.
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Model: K3 | Portable Voice Amplifiers
Designed for teachers and guides who talk all day. A small wireless clip-on mic sends voice over 2.4G to the amplifier. Its 78 mm driver is larger than the common 65 mm, so voice is louder and clearer. DSP anti-howling keeps it pleasant to listen to. Bluetooth 6.0 lets it play lesson audio from phones, tablets and laptops.
MOQ: 100–500 units (standard), 1,000+ units (OEM/ODM)
Lead time: 7–15 days (standard), 25–35 days (OEM/ODM)
Samples: 5–7 days standard, 10–15 days customised
Full datasheet and packing details are supplied with your quotation
| Model | K3 |
| Peak power | 10 W |
| Speaker | 78 mm |
| Battery | 1800 mAh |
| Charging | ≤ 3 h, DC5V/1000mA |
| Frequency response | 80 Hz – 12 kHz |
| Playback | Bluetooth 6.0 / USB drive |
| Microphone | 2.4G wireless clip mic |
| Size | ≈87 × 40 × 110 mm |
Detail images are shown in Chinese. An English brochure and spec sheet are available on request.











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Bao'an District, Shenzhen, Guangdong, China